21542192

素因数分解:

$2^4\times 7^1\times {\mathrm{192341}}^1$

素因数の和:192356

約数の個数: 20

約数和(自身を含む): 47700816

約数和(自身を除く): 26158624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 192341, 384682, 769364, 1346387, 1538728, 2692774, 3077456, 5385548, 10771096, 21542192]

約数ペア:

[(1, 21542192), (2, 10771096), (4, 5385548), (7, 3077456), (8, 2692774), (14, 1538728), (16, 1346387), (28, 769364), (56, 384682), (112, 192341)]